1,2

T. D. Noe, Table of n, a(n) for n=1..144 (all divisors)

Sequence in context: A018522 A018326 A061975 this_sequence A029491 A018458 A029539

Adjacent sequences: A003544 A003545 A003546 this_sequence A003548 A003549 A003550

nonn,fini

N. J. A. Sloane (njas(AT)research.att.com).