1,1

Table of n, a(n) for n=1..69.

(MAGMA) [ NumberOfClasses(PSL(2, q)):q in [2..251] | IsPrimePower(q) ];

q = A000961(n+1).

This is the row length sequence for A060247.

Cf. A124678.

Sequence in context: A200066 A227789 A116183 * A061146 A082514 A227215

Adjacent sequences: A177741 A177742 A177743 * A177745 A177746 A177747

easy,nonn

Jason Kimberley, May 22 2010

approved