A161443 Numbers m such that A160700(m) = 3.

3, 18, 33, 48, 71, 86, 101, 116, 139, 154, 169, 184, 207, 222, 237, 252, 258, 275, 288, 305, 326, 343, 356, 373, 394, 411, 424, 441, 462, 479, 492, 509, 513, 528, 547, 562, 581, 596, 615, 630, 649, 664, 683, 698, 717, 732, 751, 766, 768, 785, 802, 819, 836

Offset

1,1

Links

Charles R Greathouse IV, Table of n, a(n) for n = 1..10000

Formula

16n - 16 <= a(n) <= 16n - 1. - Charles R Greathouse IV, Jan 25 2018

Prog

(PARI) A160700(n)=my(t=n%16); while(n>15, n>>=4; t=bitxor(t, n%16)); t
a(n)=for(k=16*n-16, 16*n-1, if(a(k)==3, return(k))) \\ Charles R Greathouse IV, Jan 25 2018

Crossrefs

Cf. A161440, A161441, A161442, A161444, A161445, A161446, A161447, A161448, A161449, A161450, A161451, A161452, A161453, A161454, A161455.

Sequence in context: A118474 A163242 A190308 * A003337 A047714 A344188

Adjacent sequences: A161440 A161441 A161442 * A161444 A161445 A161446

Keyword

nonn,easy

Author

Reinhard Zumkeller, Jun 10 2009

Status

approved