50626

Appears in sequences

• a(n) = n^4 + 1.at n=15A002523
• Numbers whose set of base 15 digits is {0,1}.at n=17A033051
• Gaps of 10 in sequence A038593 (upper terms).at n=21A038660
• Numbers n such that n^3 is palindromic in base 15.at n=14A046251
• a(n) = 1 + sigma(n)^4.at n=7A259308
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 339", based on the 5-celled von Neumann neighborhood.at n=41A271291
• Numbers d > 1 such that the class number of Q(sqrt(d)) is strictly greater than the class number of Q(sqrt(m)) for all m < d.at n=15A283658
• Numbers k such that either (a) k-1=i^m for some i and m >= 3 and k+1 is a prime, or (b) k-1 is a prime and k+1 = i^m for some i and m >= 3.at n=17A329595
• Sums of two distinct odd fourth powers.at n=21A342832
• Sums of two odd fourth powers.at n=27A343588
• a(n) is the smallest m such that A347191(m) = 2*n, where A347191(m) = tau(m^2 - 1).at n=24A347193
• Numbers k such that k-1 is a perfect square and k+1 is prime.at n=19A392249