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 A307283 P-positions (indices of 0 values) along the spiral in A307282. 6
 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 (list; graph; refs; listen; history; text; internal format)
 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

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Last modified December 2 07:55 EST 2022. Contains 358493 sequences. (Running on oeis4.)