41640

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 17.at n=11A031695
• McKay-Thompson series of class 8C for Monster.at n=9A052241
• Consider the triangle in which the j-th row begins with prime(j) and is the arithmetic progression with least common difference such that the remaining j-1 terms are composite and not divisible by prime(j). Sequence gives last term in each row.at n=31A095182
• Expansion of (chi(q)^5 * chi(-q))^2 in powers of q where chi() is a Ramanujan theta function.at n=18A143894
• a(n) = 289n^2 + 2n.at n=11A158254