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A140091 formatted as a simple table:

n a(n)
0 0
1 6
2 15
3 27
4 42
5 60
6 81
7 105
8 132
9 162
10 195
11 231
12 270
13 312
14 357
15 405
16 456
17 510
18 567
19 627
20 690
21 756
22 825
23 897
24 972
25 1050
26 1131
27 1215
28 1302
29 1392
30 1485
31 1581
32 1680
33 1782
34 1887
35 1995
36 2106
37 2220
38 2337
39 2457
40 2580
41 2706
42 2835
43 2967

[0,6,15,27,42,60,81,105,132,162,195,231,270,312,
 357,405,456,510,567,627,690,756,825,897,972,1050,
 1131,1215,1302,1392,1485,1581,1680,1782,1887,1995,
 2106,2220,2337,2457,2580,2706,2835,2967]

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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