27286

Appears in sequences

• Numbers k such that x^k + x + 1 is irreducible over GF(2).at n=32A002475
• Number of partitions of n into parts not of the form 21k, 21k+6 or 21k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 9 are greater than 1.at n=40A035984
• Numbers k such that 2*3^k + 35 is prime.at n=35A059768
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 1", based on the 5-celled von Neumann neighborhood.at n=34A269908
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 275", based on the 5-celled von Neumann neighborhood.at n=33A271093
• Number of maximal irredundant sets in the n-path graph.at n=26A291055
• Number of non-isomorphic 4 X 4 nonnegative integer symmetric matrices with all row and column sums equal to n up to permutations of rows and columns.at n=17A333886