-1627

Appears in sequences

• Numerator of constant term in polynomial arising from numerical integration formula.at n=4A002669
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 425", based on the 5-celled von Neumann neighborhood.at n=25A272092
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 443", based on the 5-celled von Neumann neighborhood.at n=27A272228
• Numerators of the partial alternating sums of the reciprocals of the alternating sum of divisors function (A206369).at n=30A379621