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A116380 as a simple table

na(n)
11
21
31
42
53
66
712
825
952
10113
11247
12548
131226
142770
156298
1614419
1733183
1876760
19178327
20415960
21973693
222286781
235386573
2412723097
2530127465
2671506140
27170081575
28405359177
29967899981
302315131955
315546597838
3213308818691
3331979667219
3476947325788

[1,1,1,2,3,6,12,25,52,113,247,548,1226,2770,6298,
 14419,33183,76760,178327,415960,973693,2286781,
 5386573,12723097,30127465,71506140,170081575,
 405359177,967899981,2315131955,5546597838,
 13308818691,31979667219,76947325788]