OFFSET
1,1
MAPLE
tet := proc(n) n*(n+1)*(n+2)/6 ; end: for n from 1 to 300 do if not isprime(n) and not isprime(n+1) and not isprime(n+2) then printf("%d, ", tet(n)) ; fi; od: # R. J. Mathar, Dec 10 2008
PROG
(PARI) p=7; forprime(q=11, 1e2, for(n=p+1, q-3, print1(binomial(n+2, 3)", ")); p=q) \\ Charles R Greathouse IV, Dec 21 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Juri-Stepan Gerasimov, Dec 10 2008
EXTENSIONS
20400 replaced by 19600, 20625 replaced by 20825, R. J. Mathar, Dec 10 2008
STATUS
approved