A271730 Each number is the sum of the cubes of its 3 sections (not necessarily having the same length and without leading zeros)

153, 370, 371, 407, 1000, 1001, 2213, 4160, 4161, 41833, 165033, 221859, 341067, 444664, 487215, 982827, 983221, 166500333, 296584415, 710656413, 828538472, 3351425749, 4741646560, 5363441729, 6410801727, 13681182232, 15812239860, 16066842264, 18722248929, 67229383464

Offset

1,1

Comments

Sequence A056733 is quite similar, except that in the present sequence no leading 0's are allowed (except 0 itself) and sections may be of different length.

Links

Giovanni Resta, Table of n, a(n) for n = 1..69 (terms < 10^18)

Example

1000 = 10^3 + 0^3 + 0^3 is a term, 2213 = 2^3 + 2^3 + 13^3 is a term too.

Crossrefs

Cf. A056733.

Sequence in context: A349755 A066528 A046197 * A056733 A256748 A256741

Adjacent sequences: A271727 A271728 A271729 * A271731 A271732 A271733

Keyword

nonn,base

Author

Martins Opmanis, Apr 19 2016

Status

approved