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A049480 as a simple table

n a(n)
1 1
2 4
3 10
4 21
5 39
6 66
7 104
8 155
9 221
10 304
11 406
12 529
13 675
14 846
15 1044
16 1271
17 1529
18 1820
19 2146
20 2509
21 2911
22 3354
23 3840
24 4371
25 4949
26 5576
27 6254
28 6985
29 7771
30 8614
31 9516
32 10479
33 11505
34 12596
35 13754
36 14981
37 16279
38 17650
39 19096
40 20619
41 22221

[1,4,10,21,39,66,104,155,221,304,406,529,675,846,
 1044,1271,1529,1820,2146,2509,2911,3354,3840,4371,
 4949,5576,6254,6985,7771,8614,9516,10479,11505,
 12596,13754,14981,16279,17650,19096,20619,22221]

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Last modified February 23 02:43 EST 2018. Contains 299473 sequences. (Running on oeis4.)