A050658 Numbers n such that number of primes produced according to rules stipulated in Honaker's A048853 is 7.

11, 17, 19, 21, 27, 39, 43, 51, 57, 69, 73, 81, 87, 93, 151, 179, 189, 203, 207, 211, 227, 233, 239, 241, 249, 251, 271, 277, 281, 299, 301, 303, 313, 323, 329, 351, 353, 371, 373, 381, 391, 403, 413, 423, 457, 467, 479, 509, 511, 513, 519, 531, 533, 537, 547

Offset

1,1

Links

Table of n, a(n) for n=1..55.

Example

Altering a(4)=21 gives 7 primes: 11, 31, 41, 61, 71, 23 and 29.

Crossrefs

Cf. A048853, A050662, A050669.

Sequence in context: A105709 A256546 A031329 * A050891 A226630 A061751

Adjacent sequences: A050655 A050656 A050657 * A050659 A050660 A050661

Keyword

nonn,base

Author

Patrick De Geest, Jul 15 1999

Status

approved