20634

Appears in sequences

• Numbers equal to a permutation (or rearrangement) of the digits of the sum of their proper divisors. Rearrangements which cause leading zeros are excluded.at n=20A085844
• a(n) = 3*n^3 + 3*n.at n=19A119536
• Number of compositions of n into distinct parts with exactly ten descents.at n=16A241729
• Number of nX3 0..2 arrays with no three equal values forming an isosceles right triangle, and new values introduced in 0..2 order.at n=8A274064
• Partial sums of A299259.at n=28A299265
• Number of n element multisets of the 10th roots of unity with zero sum.at n=40A321416