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A115174 Numbers that are not the sum of a square, a nonnegative cube and a power of 2. 8
15, 22, 23, 55, 62, 87, 94, 106, 111, 118, 119, 120, 139, 167, 183, 188, 194, 195, 211, 215, 223, 244, 246, 251, 263, 274, 275, 279, 286, 303, 304, 307, 309, 311, 314, 330, 331, 335, 342, 343, 350, 398, 399, 419, 421, 434, 436, 437, 438, 454, 455, 461, 463 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The square and the cube may be equal to 0, the powers of two starts at 2^0 = 1.

There are 531362099 such numbers up to 10^9, the last one in this range being 999999999.

LINKS

Table of n, a(n) for n=1..53.

MATHEMATICA

Complement[Range[1000], Plus @@@ Tuples[{Range[0, 34]^2, Range[0, 10]^3, 2^Range[0, 9]}]] (* Giovanni Resta, May 02 2016 *)

CROSSREFS

Cf. A115171, A115172, A115173, A115175, A115176, A115177.

Sequence in context: A066758 A297931 A018888 * A092783 A108638 A076379

Adjacent sequences:  A115171 A115172 A115173 * A115175 A115176 A115177

KEYWORD

nonn

AUTHOR

Giovanni Resta, Jan 15 2006

EXTENSIONS

Name corrected by Giovanni Resta, May 02 2016

STATUS

approved

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Last modified June 18 07:37 EDT 2019. Contains 324203 sequences. (Running on oeis4.)