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A024144
a(n) = 12^n - n^4.
2
1, 11, 128, 1647, 20480, 248207, 2984688, 35829407, 429977600, 5159773791, 61917354224, 743008356047, 8916100427520, 106993205350511, 1283918464510448, 15407021574535743, 184884258894970880
OFFSET
0,2
LINKS
FORMULA
a(n) = 17*a(n-1) - 70*a(n-2) + 130*a(n-3) - 125*a(n-4) + 61*a(n-5) - 12*a(n-6). - Wesley Ivan Hurt, Aug 04 2025
MATHEMATICA
Table[12^n - n^4, {n, 0, 30}] (* Wesley Ivan Hurt, Aug 04 2025 *)
PROG
(Magma) [12^n-n^4: n in [0..20]]; // Vincenzo Librandi, Jul 01 2011
(PARI) a(n)= 12^n-n^4 \\ Charles R Greathouse IV, Jul 01 2011
CROSSREFS
Sequence in context: A168327 A282042 A015601 * A201877 A015602 A259507
KEYWORD
nonn,easy
STATUS
approved