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A049451 as a simple table

na(n)
00
14
214
330
452
580
6114
7154
8200
9252
10310
11374
12444
13520
14602
15690
16784
17884
18990
191102
201220
211344
221474
231610
241752
251900
262054
272214
282380
292552
302730
312914
323104
333300
343502
353710
363924
374144
384370
394602
404840
415084
425334
435590
445852
456120
466394
476674
486960
497252
507550
517854

[0,4,14,30,52,80,114,154,200,252,310,374,444,520,
 602,690,784,884,990,1102,1220,1344,1474,1610,1752,
 1900,2054,2214,2380,2552,2730,2914,3104,3300,3502,
 3710,3924,4144,4370,4602,4840,5084,5334,5590,5852,
 6120,6394,6674,6960,7252,7550,7854]