41401

Appears in sequences

• Numbers whose set of base-14 digits is {1,3}.at n=33A032921
• a(n) = prime(n)_prime(n).at n=45A122622
• Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 10000-11111-10000 pattern in any orientation.at n=13A147076
• a(n) = 46*n^2 + 1.at n=30A158632
• 1, followed by list of numbers n such that the number of strong primes and the number of weak primes are equal at the n-th prime.at n=36A175102
• Number of 0..6 arrays of length n with each element differing from at least one neighbor by 1 or less.at n=6A221594
• Number of 0..n arrays of length 7 with each element differing from at least one neighbor by 1 or less.at n=5A221599
• Coefficients of A(x), which satisfies: A(x) = 1 + x*A(x)^3 + x^2*A(x)^6.at n=7A255673
• Array of coefficients A(n,k) of the formal power series P(n,x) read by upwards antidiagonals, where P(n,x) = Sum_{k>=0} A(n,k)*x^k = 1+x*P(n,x)^(1*n)+x^2*P(n,x)^(2*n) for n >= 0.at n=62A261440
• G.f.: Sum_{k>=1} (k^4 * x^(k^2) / Product_{j=1..k} (1 - x^j)).at n=34A333152
• Number of oriented series-parallel networks with integer valued elements summing to n.at n=8A339230
• Number of solutions to 1^2*k_1 + 2^2*k_2 + ... + n^2*k_n = 1, where k_i are from {-1,0,1}, i=1..n.at n=16A369734
• A373711(n) is equal to the a(n)-th A379973(n)-gonal number.at n=45A379974
• Numbers k such that sigma(k) = phi(k) + tau(k)^3 + pi(k).at n=3A390772