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A323218
a(n) = (4*n^3 + 30*n^2 + 50*n)/3 + 1.
1
1, 29, 85, 177, 313, 501, 749, 1065, 1457, 1933, 2501, 3169, 3945, 4837, 5853, 7001, 8289, 9725, 11317, 13073, 15001, 17109, 19405, 21897, 24593, 27501, 30629, 33985, 37577, 41413, 45501, 49849, 54465, 59357, 64533, 70001, 75769, 81845, 88237, 94953, 102001
OFFSET
0,2
MAPLE
a := n -> (4*n^3 + 30*n^2 + 50*n)/3 + 1: seq(a(n), n = 0..40);
MATHEMATICA
Table[(4n^3+30n^2+50n)/3+1, {n, 0, 40}] (* Harvey P. Dale, May 24 2019 *)
CROSSREFS
Column 4 of A323222.
Sequence in context: A255187 A273362 A195314 * A124784 A126383 A032508
KEYWORD
nonn,easy
AUTHOR
Peter Luschny, Jan 26 2019
STATUS
approved