cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A354542 Primes in A354543.

Original entry on oeis.org

3533, 688277, 6694673, 40577149, 55138957, 86928683, 120233569, 353700679, 363666767, 394746449, 665910173, 697048171, 1472815853, 1526776393, 1817357573, 2179037593, 2395963249, 2548619561, 2627434567, 3047031863, 3273354481, 4524129787, 6073626073, 6586863131, 9320100589, 10836344773
Offset: 1

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Author

J. M. Bergot and Robert Israel, Aug 17 2022

Keywords

Comments

Primes in the convolution of the primes == 1 (mod 6) (A002476) and the primes == 5 (mod 6) (A007528).

Examples

			a(3) = 6694673 = A354543(74) is prime.
		

Crossrefs

Programs

  • Maple
    P1:= select(isprime, [seq(i, i=1..30000, 6)]):
    P5:= select(isprime, [seq(i, i=5..30000, 6)]):
    select(isprime,[seq(add(P1[i]*P5[n-i], i=1..n-1), n=2..min(nops(P1), nops(P5))+1,2)]);
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