26418

Appears in sequences

• Number of partitions of n with equal number of parts congruent to each of 0 and 4 (mod 5).at n=46A035555
• a(n) = (7*n^3 + 6*n^2 + 5*n) / 6.at n=28A101165
• Indices of primes in sequence defined by A(0) = 61, A(n) = 10*A(n-1) + 41 for n > 0.at n=20A101531
• Central terms of triangle A120898 (cascadence of 1+2x+x^2).at n=9A120901
• Numbers n such that n^6 + 545 is prime.at n=15A163592
• 1-sequence of reduction of (2n) by x^2 -> x+1.at n=14A192306
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 539", based on the 5-celled von Neumann neighborhood.at n=29A272803
• Number of 7-digit numbers whose sum of digits is n.at n=13A278969
• Number of 7-digit numbers whose sum of digits is n.at n=49A278969
• Primitive practical numbers (A267124) with a record gap to the next primitive practical number.at n=14A334883