A017215 a(n) = (9*n + 4)^7.

16384, 62748517, 2494357888, 27512614111, 163840000000, 678223072849, 2207984167552, 6060711605323, 14645194571776, 32057708828125, 64847759419264, 122987386542487, 221068140740608, 379749833583241

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

Index entries for linear recurrences with constant coefficients, signature (8, -28, 56, -70, 56, -28, 8, -1).

Prog

(Magma) [(9*n+4)^7: n in [0..25]]; // Vincenzo Librandi, Jul 24 2011

Crossrefs

Sequence in context: A326252 A269295 A017119 * A017323 A017443 A017575

Adjacent sequences: A017212 A017213 A017214 * A017216 A017217 A017218

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved