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 A119677 a(n) is the number of complete squares that fit inside the circle with radius n, drawn on squared paper at (0, 0). 1
 0, 0, 4, 16, 32, 60, 88, 120, 164, 216, 276, 332, 392, 476, 556, 648, 732, 832, 936, 1052, 1176, 1288, 1428, 1560, 1696, 1860, 2016, 2180, 2340, 2512, 2700, 2876, 3080, 3276, 3488, 3712, 3908, 4144, 4360, 4620, 4864, 5096, 5356, 5616, 5900 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS a(n) = 4 * A001182(n). Limit_{n->oo} a(n)/(n^2) = Pi. LINKS Table of n, a(n) for n=0..44. CROSSREFS Cf. A001182. Sequence in context: A359195 A031050 A243980 * A326873 A126032 A296819 Adjacent sequences: A119674 A119675 A119676 * A119678 A119679 A119680 KEYWORD nonn AUTHOR Tomas Kyselica (Tomas.Kyselica(AT)gmail.com), Jul 29 2006 EXTENSIONS More terms from Don Reble, Aug 01 2006 Name clarified by Kirill Zolotuskiy, Apr 15 2023 STATUS approved

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Last modified October 2 17:28 EDT 2023. Contains 365837 sequences. (Running on oeis4.)