|
Search: id:A002311
|
|
|
| A002311 |
|
n-th tetrahedral number is the sum of 2 tetrahedral numbers.
(Formerly M3498 N1419)
|
|
+0
5
|
|
| 4, 15, 55, 58, 74, 109, 110, 119, 140, 175, 245, 294, 418, 435, 452, 474, 492, 528, 535, 550, 562, 588, 644, 688, 702, 714, 740, 747, 753, 818, 868, 908, 918, 1098
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
REFERENCES
|
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
Aviezri S. Fraenkel, Diophantine equations involving generalized triangular and tetrahedral numbers, pp. 99-114 of A. O. L. Atkin and B. J. Birch, editors, Computers in Number Theory. Academic Press, NY, 1971.
H. Finner and K. Strassburger, Increasing sample sizes do not necessarily increase the power of UMPU-tests for 2 X 2-tables. Metrika, 54, 77-91, (2001).
M. Wunderlich, Certain properties of pyramidal and figurate numbers, Math. Comp., 16 (1962), 482-486.
|
|
LINKS
|
T. D. Noe, Table of n, a(n) for n=1..463
|
|
CROSSREFS
|
Cf. A000292.
Sequence in context: A094821 A071723 A001559 this_sequence A102349 A126932 A094833
Adjacent sequences: A002308 A002309 A002310 this_sequence A002312 A002313 A002314
|
|
KEYWORD
|
nonn,easy,nice
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com).
|
|
|
Search completed in 0.002 seconds
|
