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A171166
A polyspiral path: a(n) represents the n-th vertex of a lattice path with an infinite number of finite square spirals.
4
0, 2, 4, 5, 6, 11, 16, 19, 22, 24, 26, 27, 28, 36, 44, 49, 54, 58, 62, 65, 68, 70, 72, 73, 74, 85, 96, 103, 110, 116, 122, 127, 132, 136, 140, 143, 146, 148, 150, 151, 152, 166, 180, 189, 198, 206, 214, 221, 228, 234, 240, 245, 250, 254, 258
OFFSET
0,2
COMMENTS
Also, partial sums of the sequence formed by 0 together with the numbers of A171176 repeated.
For another version see A171165.
KEYWORD
easy,nonn
AUTHOR
Omar E. Pol, Mar 14 2010
EXTENSIONS
Edited by Omar E. Pol, Mar 16 2010
STATUS
approved