|
| |
|
|
A078131
|
|
Numbers which can be written as sum of cubes>1.
|
|
4
| |
|
|
8, 16, 24, 27, 32, 35, 40, 43, 48, 51, 54, 56, 59, 62, 64, 67, 70, 72, 75, 78, 80, 81, 83, 86, 88, 89, 91, 94, 96, 97, 99, 102, 104, 105, 107, 108, 110, 112, 113, 115, 116, 118, 120, 121, 123, 124, 125, 126, 128, 129, 131, 132, 133, 134, 135, 136, 137, 139, 140
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,1
|
|
|
COMMENTS
| A078128(a(n))>0.
|
|
|
LINKS
| Index entries for sequences related to sums of cubes
Eric Weisstein's World of Mathematics, Cubic Number.
|
|
|
EXAMPLE
| 35 is in the sequence because 35=27+8.
|
|
|
MAPLE
| a:=proc(n) local h, hser: h:=1/product(1-x^(j^3), j=2..30): hser:=series(h, x=0, 150): if coeff(hser, x^n)>0 then n else fi end: seq(a(n), n=1..140); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Mar 30 2006
|
|
|
CROSSREFS
| Cf. A000578, A078129, A078130, A078137.
Sequence in context: A188438 A037370 A144591 * A122612 A078130 A062171
Adjacent sequences: A078128 A078129 A078130 * A078132 A078133 A078134
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 19 2002
|
| |
|
|
