45619

Appears in sequences

• Expansion of Product_{m>=1} (1+m*q^m)^28.at n=4A022656
• Distinct odd elements in 4-Pascal triangle A028275 (by row).at n=41A028281
• Odd elements (greater than 1) to right of central elements in 4-Pascal triangle A028275.at n=39A028287
• Numbers k such that k | 5^k + 4^k + 3^k + 2^k.at n=22A057249
• Numbers n such that n | 8^n + 6^n + 4^n + 2^n + 1.at n=23A057840
• Generalized sum of divisors function: third diagonal of A060044.at n=49A060045
• Triangle read by rows in which row n lists n+1 terms, starting with n^5 and ending with n^6, such that the difference between successive terms is equal to n^5 - n^4.at n=30A163285
• a(n) is the sum, over all overpartitions of n, of the non-overlined parts.at n=17A335651
• a(n) = smallest k such that k > m^2 and rad(k) | m, where rad(k) = A007947(k) and m = A120944(n).at n=48A362045
• a(n) = (n + 1)^(n - 2)*(3*n + 1).at n=6A367255
• Odd numbers k such that k/(1+A347381(k)) obtains record values, where A347381 gives the distance from n to the nearest common ancestor of n and sigma(n) in the Doudna-tree.at n=30A386423