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A009894 as a simple table

na(n)
01
14
210
321
436
554
675
7100
8136
9181
10214
11244
12295
13358
14422
15478
16526
17593
18685
19766
20836
21918
221005
231107
241219
251304
261399
271526
281640
291766
301893
311985
322120
332301
342431
352549
362700
372839
383019
393220
403335
413474
423690
433864
444054
454258
464385

[1,4,10,21,36,54,75,100,136,181,214,244,295,358,
 422,478,526,593,685,766,836,918,1005,1107,1219,
 1304,1399,1526,1640,1766,1893,1985,2120,2301,2431,
 2549,2700,2839,3019,3220,3335,3474,3690,3864,4054,
 4258,4385]