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A031981 a(1) = 1, a(2) = 2, a(n) = smallest number not the sum of cubes of >= 1 distinct earlier terms. 0
1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 30, 31, 32, 33, 34, 37, 38, 39 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

Mihaly Bencze [Beneze], Smarandache recurrence type sequences, Bulletin of pure and applied sciences, Vol. 16E, No. 2, 1997, pp. 231-236.

H. Ibstedt, Smarandache Continued Fractions, Smarandache Notions Journal, Vol. 10, No. 1-2-3, 1999, 39-49.

F. Smarandache, Properties of numbers, ASU Special Collections, 1973.

LINKS

Table of n, a(n) for n=1..33.

F. Smarandache, Sequences of Numbers Involved in Unsolved Problems.

Eric Weisstein's World of Mathematics, Smarandache Sequences

CROSSREFS

Essentially same as A001476. See also A031980.

Sequence in context: A102455 A073678 A210947 * A001476 A279486 A039269

Adjacent sequences:  A031978 A031979 A031980 * A031982 A031983 A031984

KEYWORD

nonn,more

AUTHOR

J. Castillo (arp(AT)cia-g.com) [Broken email address?]

STATUS

approved

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Last modified October 19 13:01 EDT 2019. Contains 328222 sequences. (Running on oeis4.)