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 A286891 Initial primes of 6 consecutive primes with 5 consecutive gaps 10, 8, 6, 4, 2. 3
 41203, 556243, 576193, 715849, 752263, 859249, 891799, 1107763, 1191079, 1201999, 1210369, 1510189, 1601599, 1893163, 2530963, 2678719, 2881243, 3257689, 3431479, 3545263, 3792949, 3804919, 4041109, 4479463, 4867309 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS All terms = {13,19} mod 30. For initial primes of 6 consecutive primes with consecutive gaps 2, 4, 6, 8, 10 see A190817. LINKS Chai Wah Wu, Table of n, a(n) for n = 1..10000 R. J. Mathar, Table of Prime Gap Constellations EXAMPLE Prime(4313..4318) = {41203, 41213, 41221, 41227, 41231, 41233} and 41203 + 10 = 41213, 41213 + 8 = 41221, 41221 + 6 = 41227, 41227 + 4 = 41231, 41231 + 2 = 41233. Also, prime(68287..68292) = {859249, 859259, 859267, 859273, 859277, 859279} and 859249 + 10 = 859259, 859259 + 8 = 859267, 859267 + 6 = 859273, 859273 + 4 = 859277, 859277 + 2 = 859279. MAPLE K:=10^7: # to get all terms <= K. Primes:=select(isprime, [seq(i, i=3..K+30, 2)]): Primes[select(t->[Primes[t+1]-Primes[t], Primes[t+2]-Primes[t+1], Primes[t+3]-Primes[t+2], Primes[t+4]-Primes[t+3], Primes[t+5]-Primes[t+4]]=[10, 8, 6, 4, 2], [\$1..nops(Primes)-5])]; # Muniru A Asiru, Aug 15 2017 MATHEMATICA Select[Partition[Prime[Range[340000]], 6, 1], Differences[#]=={10, 8, 6, 4, 2}&][[All, 1]] (* Harvey P. Dale, Aug 22 2018 *) PROG (GAP) P:=Filtered([1..20000000], IsPrime);;  I:=Reversed([2, 4, 6, 8, 10]);; P1:=List([1..Length(P)-1], i->P[i+1]-P[i]);; P2:=List([1..Length(P)-Length(I)], i->[P1[i], P1[i+1], P1[i+2], P1[i+3], P1[i+4]]);; P3:=List(Positions(P2, I), i->P[i]); CROSSREFS Cf. A078847, A190814, A190817, A190819, A190838, A290161, A290162. Sequence in context: A257422 A257429 A254238 * A183667 A188488 A027577 Adjacent sequences:  A286888 A286889 A286890 * A286892 A286893 A286894 KEYWORD nonn AUTHOR Muniru A Asiru, Jul 22 2017 STATUS approved

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Last modified April 20 02:46 EDT 2019. Contains 322291 sequences. (Running on oeis4.)