A307283 P-positions (indices of 0 values) along the spiral in A307282.

0, 25, 31, 37, 43, 86, 96, 106, 116, 122, 134, 146, 158, 363, 383, 403, 423, 847, 877, 907, 937, 1114, 1148, 1182, 1216, 1529, 1569, 1609, 1649, 2035, 2081, 2127, 2173, 2438, 2488, 2538, 2588, 2821, 2875, 2929, 2983, 3494, 3554, 3614, 3674, 4239, 4305, 4371

Offset

1,2

Links

Rémy Sigrist, Table of n, a(n) for n = 1..1409 (-1000 <= x <= 1000 and -1000 <= y <= 1000)

Rémy Sigrist, PARI program for A307283

Prog

(PARI) See Links section.

Crossrefs

Cf. A307282.

For coordinates of the two lines of P-positions in the fourth quadrant (the hard-to-see black dots) see A307284-A307287.

Sequence in context: A284045 A213929 A167324 * A184042 A157646 A198003

Adjacent sequences: A307280 A307281 A307282 * A307284 A307285 A307286

Keyword

nonn

Author

N. J. A. Sloane, Apr 05 2019

Extensions

More terms from Rémy Sigrist, Apr 06 2019

Status

approved