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Search: id:A129958
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A129958 First differences of A129957. +0
2
0, 8, 18, 38, 60, 92, 126, 170, 216, 272, 330, 398, 468, 548, 630, 722, 816, 920, 1026, 1142, 1260, 1388, 1518, 1658, 1800, 1952, 2106, 2270, 2436, 2612, 2790, 2978, 3168, 3368, 3570, 3782, 3996, 4220, 4446, 4682, 4920 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

f[n_] := If[Mod[n, 2] == 0, n^3 + 1, n^3]; Table[f[n + 1] - f[n], {n, 0, 40}]

CROSSREFS

Cf. A129957, A129959.

Sequence in context: A028563 A120091 A098944 this_sequence A082227 A134062 A067563

Adjacent sequences: A129955 A129956 A129957 this_sequence A129959 A129960 A129961

KEYWORD

nonn

AUTHOR

Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Jun 10 2007

EXTENSIONS

Edited, corrected and extended by Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Jul 21 2007

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.


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