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A316186 as a simple table

na(n)
14
218
3104
4687
55064
640934
7358083
83346832
933123000
10345219919
113777134694
1243291666298
13518855171115
146491738816768
1584656365477452
161148895613585775
1716201725990730392
18237030534528945348
193591398122456079285
2056254812062478841340
21909319044063443870702

[4,18,104,687,5064,40934,358083,3346832,33123000,
 345219919,3777134694,43291666298,518855171115,
 6491738816768,84656365477452,1148895613585775,
 16201725990730392,237030534528945348,
 3591398122456079285,56254812062478841340,
 909319044063443870702]