67410

Appears in sequences

• Denominators of continued fraction convergents to sqrt(78).at n=11A041139
• Composite numbers k such that the difference between the odd and even aliquot parts of k divides k.at n=35A066193
• Number of partitions p of n such that p contains fewer 1s than its conjugate.at n=47A240690
• Number of lucky numbers l between powers of 2, 2^n < l <= 2^(n+1).at n=20A309399
• Expansion of g.f. A(x) satisfying 1 = Sum_{n=-oo..+oo} x^(n*(n-1)/2) * (x^n - A(x))^n.at n=19A369084