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A117797 Decagonal numbers divisible by 10. 0
0, 10, 370, 540, 1540, 1870, 3510, 4000, 6280, 6930, 9850, 10660, 14220, 15190, 19390, 20520, 25360, 26650, 32130, 33580, 39700, 41310, 48070, 49840, 57240, 59170, 67210, 69300, 77980, 80230, 89550, 91960, 101920, 104490, 115090, 117820 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Intersection of A008592 and A001107. - Michel Marcus, Feb 27 2014

LINKS

Table of n, a(n) for n=1..36.

PROG

(PARI) isok(n) = ispolygonal(n, 10) && !(n % 10); \\ Michel Marcus, Feb 27 2014

CROSSREFS

Cf. A008592, A001107.

Sequence in context: A051790 A220638 A119547 * A301311 A291530 A117312

Adjacent sequences:  A117794 A117795 A117796 * A117798 A117799 A117800

KEYWORD

easy,nonn

AUTHOR

Luc Stevens (lms022(AT)yahoo.com), Apr 29 2006

STATUS

approved

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Last modified August 11 09:30 EDT 2020. Contains 336423 sequences. (Running on oeis4.)