56797

Appears in sequences

• Numbers in which all pairs of consecutive base-4 digits differ by 2.at n=23A033082
• Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 3,1.at n=7A037583
• a(0)=1, a(1)=1, a(n) = 13*a(n/2) for n=2,4,6,..., a(n) = 12*a((n-1)/2) + a((n+1)/2) for n=3,5,7,....at n=26A116524
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 597", based on the 5-celled von Neumann neighborhood.at n=15A283217
• Composite numbers k of the form 4u+1 for which the odd part of phi(k) divides k-1.at n=27A339870