31161

Appears in sequences

• Expansion of 1/((1+x)*(1-x)^5).at n=32A001752
• a(n) = n*(n + 1)*(2*n^2 + 2*n - 1)/6.at n=16A006324
• Expansion of 1/((1-5x)(1-7x)(1-8x)).at n=4A019928
• A000041(n)-A000010(n).at n=38A086739
• a(n) = n*(n^2 + 2*n - 1)/2.at n=38A127736
• Wiener index of the prism graph Y_n on 2n nodes.at n=38A138179
• Wiener index of the Moebius ladder M(n).at n=38A180857
• Right edge of the triangle A045975.at n=38A204557
• Number of minimum edge covers in the n-dipyramidal graph.at n=38A298822
• Number of n-digit zeroless numbers whose digit sum is larger than the product of all digits.at n=19A360972