31103

Appears in sequences

• Number of partitions of 5n such that cn(0,5) <= cn(1,5) = cn(4,5) <= cn(2,5) = cn(3,5).at n=12A036880
• Closed 3-dimensional ball numbers (version 1): a(n)= number of integer points (i,j,k) contained in a closed ball of diameter n, centered at (0,0,0).at n=39A053591
• Open 3-dimensional ball numbers (version 1): a(n) is the number of integer points (i,j,k) contained in an open ball of diameter n, centered at (0,0,0).at n=39A053592
• Nonprime solutions to k == -1 (mod phi(k+1)).at n=43A067930
• a(n) = 24*n^2 - 1.at n=35A158544
• a(n) = 54*n^2 - 1.at n=23A158656
• Numbers of the form i*6^j-1 (i=1..5, j >= 0).at n=28A181288
• Numbers which contain only the digit 5 in their base-6 representation, with at most one exception. If the exception is the most-significant digit, it must be the digit 1, 2, 3, or 4, otherwise the exception must be the digit 4.at n=37A188532
• Increasing sequence S generated by these rules: a(1)=1, and if x is in S then both 3x+2 and 4x+3 are in S.at n=38A191145
• a(n) = 4*6^n-1.at n=5A198797
• Number of n-element 0..3 arrays with each element the minimum of 3 adjacent elements of a random 0..3 array of n+2 elements.at n=9A217949
• Number of partitions of n+4 with largest inscribed rectangle having area <= n.at n=35A218625
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 579", based on the 5-celled von Neumann neighborhood.at n=14A289468
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 587", based on the 5-celled von Neumann neighborhood.at n=14A289534