A047672 Row 3 of square array defined in A047671.

1, 10, 37, 94, 193, 346, 565, 862, 1249, 1738, 2341, 3070, 3937, 4954, 6133, 7486, 9025, 10762, 12709, 14878, 17281, 19930, 22837, 26014, 29473, 33226, 37285, 41662, 46369, 51418, 56821, 62590, 68737, 75274, 82213, 89566, 97345

Offset

1,2

Links

Table of n, a(n) for n=1..37.

Formula

a(n) = 2n^3 - 3n^2 + 4n - 2.

Mathematica

lst={}; Do[s0=n^3; s1=(n+1)^3; AppendTo[lst, (s1+s0)+n], {n, 0, 5!}]; lst (* Vladimir Joseph Stephan Orlovsky, Feb 19 2009 *)

Prog

(PARI) vector(50, n, 2*n^3 - 3*n^2 + 4*n - 2) \\ Michel Marcus, Jan 07 2015

Crossrefs

Sequence in context: A227695 A247792 A096000 * A200872 A212755 A048480

Adjacent sequences: A047669 A047670 A047671 * A047673 A047674 A047675

Keyword

nonn

Author

N. J. A. Sloane

Status

approved