OFFSET
1,3
LINKS
Numberphile, Cannon Ball Numbers.
PROG
(PARI) for(k=0, 1e5, if(ispolygonal(m=k*(k+1)*(3*k-2)/2, 11), print1(m", ")))
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, May 17 2021
STATUS
approved