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A047954 as a simple table

n a(n)
0 1
1 4
2 10
3 20
4 35
5 54
6 77
7 106
8 138
9 177
10 221
11 266
12 314
13 369
14 427
15 493
16 564
17 634
18 707
19 788
20 871
21 964
22 1062
23 1159
24 1259
25 1364
26 1476
27 1598
28 1720
29 1840
30 1965
31 2098
32 2236
33 2384
34 2531
35 2679
36 2836
37 2992
38 3153
39 3330
40 3503
41 3676
42 3858
43 4040
44 4227
45 4431
46 4632

[1,4,10,20,35,54,77,106,138,177,221,266,314,369,
 427,493,564,634,707,788,871,964,1062,1159,1259,
 1364,1476,1598,1720,1840,1965,2098,2236,2384,2531,
 2679,2836,2992,3153,3330,3503,3676,3858,4040,4227,
 4431,4632]

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Last modified May 21 21:50 EDT 2013. Contains 225505 sequences.