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A278199 Partition numbers (A000041) of the form 2^5 * k for odd k. 7
4087968, 625846753120, 576672674947168, 1896564103591584, 21424521360255636320, 61382395164161775318496, 25744258930034131533263392, 54951205445179608281719072, 1317709210896221493178043552, 172557592110602218633091543840, 6647848746214407376439536432805536 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Also partition numbers having five times as many even divisors as odd divisors.
LINKS
MATHEMATICA
Select[PartitionsP@ Range@ 1200, Count[#, k_ /; EvenQ@ k] == 5 Count[#, k_ /; OddQ@ k] &@ Divisors@ # &] (* Michael De Vlieger, Nov 15 2016 *)
PROG
(PARI) maxk=1400; L=List(); for(k=1, maxk, p=numbpart(k); if(p%2^5==0 & p\2^5%2==1, listput(L, p))); Vec(L)
CROSSREFS
Sequence in context: A231614 A191346 A307846 * A107023 A107024 A250862
KEYWORD
nonn
AUTHOR
Colin Barker, Nov 15 2016
STATUS
approved

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Last modified May 21 19:35 EDT 2024. Contains 372738 sequences. (Running on oeis4.)