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A145058 Second differences of A031443. 2
2, 5, -6, 1, 21, -21, -1, 2, -2, 1, 3, -4, 1, 2, 75, -75, -2, -1, 4, -3, -1, 2, -2, 1, 5, -5, -1, 2, -2, 1, 3, -4, 1, 2, 7, -9, -1, 2, -2, 1, 3, -4, 1, 2, 5, -8, 1, 2, 4, 279, -279, -4, -2, -1, 8, -5, -2, -1, 4, -3, -1, 2, -2, 1, 9, -7, -2, -1, 4, -3, -1, 2, -2, 1, 5, -5, -1, 2, -2, 1, 3, -4 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..82.

CROSSREFS

Cf. A031443

Sequence in context: A134387 A222132 A318388 * A103130 A159987 A143678

Adjacent sequences:  A145055 A145056 A145057 * A145059 A145060 A145061

KEYWORD

easy,sign,base

AUTHOR

Reikku Kulon, Sep 30 2008

STATUS

approved

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Last modified January 27 14:39 EST 2020. Contains 331295 sequences. (Running on oeis4.)