131007

Appears in sequences

• Number of achiral triangular n-ominoes (n-iamonds) (holes are allowed).at n=26A030223
• Leading diagonal of array in A100461.at n=17A100462
• Total sum T(n,k) of the sizes of all blocks with maximal element k in all set partitions of {1,2,...,n}; triangle T(n,k), n>=1, 1<=k<=n, read by rows.at n=51A270701
• Total sum T(n,k) of the sizes of all blocks with minimal element k in all set partitions of {1,2,...,n}; triangle T(n,k), n>=1, 1<=k<=n, read by rows.at n=48A270702
• Total sum of the sizes of all blocks with maximal element 7 in all set partitions of {1,2,...,n}.at n=3A270761
• Total sum of the sizes of all blocks with minimal element 4 in all set partitions of {1,2,...,n}.at n=6A270767
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 313", based on the 5-celled von Neumann neighborhood.at n=32A287607
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 371", based on the 5-celled von Neumann neighborhood.at n=32A287904