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A189751
n+[nr/s]+[nt/s]; r=1, s=arctan(1/3), t=arctan(2/3).
2
5, 11, 17, 23, 29, 34, 40, 46, 52, 59, 65, 70, 76, 82, 88, 94, 100, 105, 112, 118, 124, 130, 136, 141, 147, 153, 159, 166, 171, 177, 183, 189, 195, 201, 206, 212, 218, 225, 231, 237, 242, 248, 254, 260, 266, 272, 278, 284, 290, 296, 302, 308, 313, 319, 325, 332, 338, 343, 349, 355, 361, 367, 373, 378, 385, 391, 397, 403, 409, 414
OFFSET
1,1
COMMENTS
See A189750.
MATHEMATICA
(See A189750.)
Table[n+Floor[n/ArcTan[1/3]]+Floor[n (ArcTan[2/3])/ArcTan[1/3]], {n, 70}] (* Harvey P. Dale, Jul 12 2024 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Apr 26 2011
STATUS
approved