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A004913 Numbers that are the sum of at most 7 positive 11th powers. 1
0, 1, 2, 3, 4, 5, 6, 7, 2048, 2049, 2050, 2051, 2052, 2053, 2054, 4096, 4097, 4098, 4099, 4100, 4101, 6144, 6145, 6146, 6147, 6148, 8192, 8193, 8194, 8195, 10240, 10241, 10242, 12288, 12289, 14336, 177147, 177148, 177149, 177150, 177151, 177152 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

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

Jan Snellman and Michael Paulsen, Enumeration of Concave Integer Partitions, J. Integer Seqs., Vol. 7, 2004.

PROG

(PARI) list(lim)=my(v=List(), A, B, C, D, E, F); for(a=0, sqrtnint(lim\=1, 11), A=a^11; for(b=0, min(sqrtnint(lim-A, 11), a), B=A+b^11; for(c=0, min(sqrtnint(lim-B, 11), b), C=B+c^11; for(d=0, min(sqrtnint(lim-C, 11), c), D=C+d^11; for(e=0, min(sqrtnint(lim-D, 11), d), E=D+e^11; for(f=0, min(sqrtnint(lim-E, 11), e), F=E+f^11; for(g=0, min(sqrtnint(lim-F, 11), f), listput(v, F+g^11)))))))); Set(v) \\ Charles R Greathouse IV, Nov 06 2017

CROSSREFS

Sequence in context: A004891 A037442 A004902 * A062945 A032551 A228051

Adjacent sequences:  A004910 A004911 A004912 * A004914 A004915 A004916

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified October 18 12:18 EDT 2019. Contains 328160 sequences. (Running on oeis4.)