139904

Appears in sequences

• a(n) = sigma(2*n^3) - sigma(n^3).at n=35A225959
• a(n) is the numerator of the ratio of winning probabilities P_A/P_B of winning in a 2-player game with a ratio of odds for A and B in a single round of 2:1. To win the game it is necessary to win n rounds in a row.at n=6A370823
• Numbers k such that k and k+1 are both in A376616.at n=31A376793