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A344280 Numbers that are both 10-gonal numbers (A001107) and 10-gonal pyramidal numbers (A007585). 1
0, 1, 175, 368050005576 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
Intersection of A001107 and A007585.
LINKS
Numberphile, Cannon Ball Numbers.
PROG
(PARI) for(k=0, 1e4, if(ispolygonal(m=k*(k+1)*(8*k-5)/6, 10), print1(m", ")))
CROSSREFS
Sequence in context: A104651 A212946 A172685 * A266058 A261678 A136603
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, May 17 2021
STATUS
approved

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Last modified April 22 20:16 EDT 2024. Contains 371906 sequences. (Running on oeis4.)