This site is supported by donations to The OEIS Foundation.
Index to OEIS: Section Ab
Index to OEIS: Section Ab
- This is a section of the Index to the OEIS®.
- For further information see the main Index to OEIS page.
- Please read Index: Instructions For Updating Index to OEIS before making changes to this page.
- If you did not find what you were looking for in this Index, you can always search the database for a particular word or phrase.
- Full list of sections:
[ Aa | Ab | Al | Am | Ap | Ar | Ba | Be | Bi | Bl | Bo | Br | Ca | Ce | Ch | Cl | Coa | Coi | Com | Con | Cor | Cu | Cy | Da | De | Di | Do | Ea | Ed | El | Eu | Fa | Fe | Fi | Fo | Fu | Ga | Ge | Go | Gra | Gre | Ha | He | Ho | Ia | In | J | K | La | Lc | Li | Lo | Lu | M | Mag | Map | Mat | Me | Mo | Mu | N | Na | Ne | Ni | No | Nu | O | Pac | Par | Pas | Pea | Per | Ph | Poi | Pol | Pos | Pow | Pra | Pri | Pro | Ps | Qua | Que | Ra | Rea | Rel | Res | Ro | Ru | Sa | Se | Si | Sk | So | Sp | Sq | St | Su | Sw | Ta | Te | Th | To | Tra | Tri | Tu | U | V | Wa | We | Wi | X | Y | Z | 1 | 2 | 3 | 4 ]
abc conjecture, sequences related to :
- A120498 (numbers C from the abc conjecture), A216323 (b in triples with a=1), A216328 (b in triples with a = 2).
- list of "abc-hits": A225426 (the triples), A130510, A130511, A130512 (values of c, a, rad(abc)), A225425 (# "abc-hits" with c < 10^n).
- search for records of the merit function: (admitting only specific C values)
- less specifically related: A007947 (radical), A001220 (Wieferich primes),
- A002587 (largest prime factor of 2^n + 1), A010846 (# smaller numbers with no other prime factors),
- A191100 ([rad(ABC)]/C for A=3, C=A+B), A190846 (same for A=1), A191093 (same for A=2)
- A039678 (a such that a^(p-1)-1 is divisible by p^2), A147803 (m coprime to 5 minimizing A007947(m(5^n-m))), A147804 (m coprime to 7 minimizing A007947(m(7^n-m))), A185103 (Smallest k > 1 such that k^(n-1) == 1 (mod n^2))
- maxima and minima of rad(m(n-m)n) : A147298 (minima), A147300 (m for minima).
- p-smooth {n,n+1}: A085152 (p=5), A085153 (p=7), A002071 (# p-smooth pairs)
abelian numbers: A051532
absolute primes: see primes, absolute
abundance: see abundancy
abundancy , sequences related to :
- abundancy: A033880*, A033879, A005579, A005347, A005580, A033881, A033882
- abundancy: see also deficiency
- abundant numbers: A002093, A002182, A005101*, A091191
- abundant numbers: consecutive: A094268
- abundant numbers: odd: A005231*, A006038, A064001
- abundant numbers: see also A004394
Ackermann function, sequences related to :
- Ackermann function: A001695, A046859, A014221
- Ackermann function: see also sequences which grow too rapidly to have their own entries
acyclic digraphs, see digraphs, acyclic
add 1, multiply by 1, add 2, multiply by 2, etc., sequences related to :
add m then reverse digits, sequences related to
addition chains, sequences related to :
additive bases , sequences related to :
- additive bases: A004133, A004135, A004136
- additive bases: see also Golomb rulers
additive basis, sequences which are an:
- order 1:
- order 2:
- order 3:
- order 4:
- order 5:
- order 6:
- order 7:
- order 8:
- order 9:
- order 10:
additive sequences sequences related to :
- additive sequences (00): definition: a(n*m) = a(n) + a(m) if GCD(n,m) = 1
- additive sequences (01): completely additive A001222, A001414, A007814, A007949, A048675, A056239, A067666, A076649,
- additive sequences (02): completely additive A078458, A078908, A078909, A112765, A113177
- additive sequences (03): A001221, A005063-A005085, A005087-A005091, A005094, A008472, A008474,
- additive sequences (04): A008475, A008476, A046660, A052331, A055631, A056169, A056170, A059841,
- additive sequences (05): A064372, A064415, A066328, A079978, A080256, A081403, A087207, A090885,
- additive sequences (06): A106490, A106492, A113178, A113222, A115357, A121262, A086275
- additive sequences (07): completely additive fractions: A083345/A083346
- additive sequences (08): additive fractions: A028235/A007947, A028236/A000027
- additive sequences (09): totally additive: see additive sequences, completely additive
- additive sequences (10): strongly additive: see additive sequences, completely additive
Aho-Sloane paper: see entry for a(n+1)=a(n)^2 + ...
Airey's converging factor: A001662
Aitken's array: A011971*
- This is a section of the Index to the OEIS®.
- For further information see the main Index to OEIS page.
- Please read Index: Instructions For Updating Index to OEIS before making changes to this page.
- If you did not find what you were looking for in this Index, you can always search the database for a particular word or phrase.
- Full list of sections:
[ Aa | Ab | Al | Am | Ap | Ar | Ba | Be | Bi | Bl | Bo | Br | Ca | Ce | Ch | Cl | Coa | Coi | Com | Con | Cor | Cu | Cy | Da | De | Di | Do | Ea | Ed | El | Eu | Fa | Fe | Fi | Fo | Fu | Ga | Ge | Go | Gra | Gre | Ha | He | Ho | Ia | In | J | K | La | Lc | Li | Lo | Lu | M | Mag | Map | Mat | Me | Mo | Mu | N | Na | Ne | Ni | No | Nu | O | Pac | Par | Pas | Pea | Per | Ph | Poi | Pol | Pos | Pow | Pra | Pri | Pro | Ps | Qua | Que | Ra | Rea | Rel | Res | Ro | Ru | Sa | Se | Si | Sk | So | Sp | Sq | St | Su | Sw | Ta | Te | Th | To | Tra | Tri | Tu | U | V | Wa | We | Wi | X | Y | Z | 1 | 2 | 3 | 4 ]
