A330689 Primorial deflation of A330687 (record positions in A050377): a(n) is the unique integer x such that A108951(x) = A330687(n).

1, 4, 16, 64, 36, 256, 144, 1024, 81, 576, 324, 2304, 1296, 5184, 2916, 20736, 11664, 82944, 14400, 46656, 331776, 57600, 32400, 1327104, 104976, 230400, 746496, 40000, 129600, 419904, 921600, 160000, 1679616, 3686400, 291600, 640000, 2073600, 6718464, 360000, 1166400, 2560000, 26873856, 1440000, 313600, 4665600, 10240000, 810000

Offset

1,2

Links

Antti Karttunen, Table of n, a(n) for n = 1..294

Formula

a(n) = A329900(A330687(n)).

Prog

(PARI) A330689(n) = A329900(A330687(n));

Crossrefs

Cf. A050376, A050377, A108951, A329900, A330687.

Sequence in context: A265032 A162547 A073533 * A061283 A375976 A242354

Adjacent sequences: A330686 A330687 A330688 * A330690 A330691 A330692

Keyword

nonn

Author

Antti Karttunen, Dec 28 2019

Status

approved