27756

Appears in sequences

• Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 1,2,3,0.at n=7A037695
• Sums of groups in A075643.at n=34A075645
• Numbers n such that (n + prime(n)), (n+1 + prime(n+1)), (n+2 + prime(n+2)) and (n+3 + prime(n+3)) are divisible by 5.at n=17A107582
• Values of y in solutions (x,y,z) to the Diophantine equation x^3-x^2+y^3-y^2=z^3-z^2, with 1<x<y<z arranged in order of increasing x.at n=27A138668
• Iterates A212439, starting from 0.at n=15A212444
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood.at n=15A279998
• Convolution of A001654 and A007598.at n=11A350787
• Number of compositions (ordered partitions) of n into distinct parts not greater than n/2.at n=29A368501
• Number of permutations of [n] such that the number of cycles of length k is a multiple of k for every k.at n=10A374262