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A009641 Product( [ (n+i)/7 ] ), i=0..6. 1
0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 8, 16, 32, 64, 128, 192, 288, 432, 648, 972, 1458, 2187, 2916, 3888, 5184, 6912, 9216, 12288, 16384, 20480, 25600, 32000, 40000, 50000, 62500, 78125, 93750, 112500, 135000, 162000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,9

LINKS

Table of n, a(n) for n=0..39.

Index entries for linear recurrences with constant coefficients, signature (2, -1, 0, 0, 0, 0, 6, -12, 6, 0, 0, 0, 0, -15, 30, -15, 0, 0, 0, 0, 20, -40, 20, 0, 0, 0, 0, -15, 30, -15, 0, 0, 0, 0, 6, -12, 6, 0, 0, 0, 0, -1, 2, -1).

CROSSREFS

Sequence in context: A036147 A036146 A036144 * A089889 A229617 A275061

Adjacent sequences:  A009638 A009639 A009640 * A009642 A009643 A009644

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 30 18:30 EDT 2017. Contains 284302 sequences.