A017220 a(n) = (9*n + 4)^12.

16777216, 23298085122481, 12855002631049216, 787662783788549761, 16777216000000000000, 191581231380566414401, 1449225352009601191936, 8182718904632857144561, 37133262473195501387776, 142241757136172119140625

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..10000
• Index entries for linear recurrences with constant coefficients, signature (13, -78, 286, -715, 1287, -1716, 1716, -1287, 715, -286, 78, -13, 1).

Crossrefs

Cf. A008456 (n^12), A017209 (9*n+4).

Programs

Magma

[(9*n+4)^12: n in [0..15]]; // Vincenzo Librandi, Jul 24 2011