A357889 a(n) = (A022010(n) - 179)/210.

26, 422, 1355, 2983, 4074, 5460, 31242, 35906, 40825, 84968, 90902, 114293, 204675, 207304, 329316, 353648, 377182, 382985, 400497, 418993, 590790, 611757, 686734, 748244, 993947, 1038255, 1181931, 1246060, 1310026, 1347976, 1354707, 1440679, 1477788, 1559980, 1720425, 1915719, 1989590

Offset

1,1

Comments

Linear conversion of the initial members of prime septuplets of second type.

Numbers k such that 210*k+179, 210*k+181, 210*k+187, 210*k+191, 210*k+193, 210*k+197, and 210*k+199 are all primes. - Jianing Song, Nov 18 2022

Links

Table of n, a(n) for n=1..37.

Norman Luhn, Patterns of prime k-tuplets & the Hardy-Littlewood constants.

Crossrefs

Cf. A022009, A022010, A182387 (similar for prime septuplets of first type).

A357890 is a subsequence.

Sequence in context: A022750 A125483 A229025 * A197087 A028165 A218896

Adjacent sequences: A357886 A357887 A357888 * A357890 A357891 A357892

Keyword

nonn

Author

Hugo Pfoertner, Nov 18 2022

Status

approved