A120276 Prime numbers p such that p divides the sum of squares of Catalan numbers A094639(p).

2, 19, 29, 67

Offset: 1

Author

Alexander Adamchuk, Jul 04 2006

Keywords

• nonn

Comments

Next term is bigger than 2000. - Stefan Steinerberger, Jul 21 2006

Crossrefs

Cf. A094639.

Programs

Mathematica

Select[Prime[Range[303]], IntegerQ[Sum[(Binomial[2n,n]/(n + 1))^2, {n, 0, #}]/# ] &] (* Stefan Steinerberger, Jul 21 2006 *)