34214400

Appears in sequences

• For n >= 1 a(n) is the number of permutations in the symmetric group S_n such that their cycle decomposition contains no 7-cycle.at n=11A060727
• Lower triangular matrix in the LU-decomposition of the Vandermonde determinants generated by Fibonacci numbers.at n=33A210574
• Number of permutations on n points admitting a seventh root.at n=11A215718
• (n-2)!/n when an integer.at n=5A218385
• Denominators of coefficients in expansion of 3/(1 + 2 cos(sqrt(x))).at n=6A279122
• Denominators of coefficients in expansion of 1/(-1 + 2 cos(sqrt(x))).at n=6A279182