61395

Appears in sequences

• Binomial transform of [1, 4, 6, 4, 1, 1, -1, 1, -1, 1, ...].at n=29A140227
• Numbers k with maximal exponent in prime factorization equal to 1, such that k+1 has maximal exponent 2, k+2 has maximal exponent 3, and k+3 has maximal exponent 4.at n=11A176913