login
A171175
Permutation of the natural numbers: 0 together with the partial sums of A171174.
16
0, 2, 1, 5, 4, 6, 3, 10, 9, 11, 8, 12, 7, 17, 16, 18, 15, 19, 14, 20, 13, 26, 25, 27, 24, 28, 23, 29, 22, 30, 21, 37, 36, 38, 35, 39, 34, 40, 33, 41, 32, 42, 31, 50, 49, 51, 48, 52, 47, 53, 46, 54, 45, 55, 44, 56, 43, 65, 64, 66, 63, 67, 62, 68
OFFSET
0,2
COMMENTS
a(n) is also the value of "x" and "y" of the n-th point (x,y), located on the infinite straight line (0,0),(1,1)..., that is intercepted by the path in structure of A171165.
For another version see A171178.
KEYWORD
easy,nonn
AUTHOR
_Omar E. Pol_, Feb 23 2010
STATUS
approved