21286

Appears in sequences

• Difference between partial sums of partition numbers (A026905) and partial sums of numbers of partitions into distinct parts (A026906).at n=28A056870
• Pascal-(1,8,1) array.at n=40A143683
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 510", based on the 5-celled von Neumann neighborhood.at n=42A272700
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 577", based on the 5-celled von Neumann neighborhood.at n=28A273024
• Fibonacci sequence starting 154, 144.at n=11A278708
• Expansion of 1/(sqrt(1-4*x)*sqrt(1-16*x)).at n=4A307695