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A027800 as a simple table

na(n)
01
110
245
3140
4350
5756
61470
72640
84455
97150
1011011
1116380
1223660
1333320
1445900
1562016
1682365
17107730
18138985
19177100
20223146
21278300
22343850
23421200
24511875
25617526
26739935
27881020
281042840
291227600
301437656
311675520
321943865
332245530
342583525

[1,10,45,140,350,756,1470,2640,4455,7150,11011,
 16380,23660,33320,45900,62016,82365,107730,138985,
 177100,223146,278300,343850,421200,511875,617526,
 739935,881020,1042840,1227600,1437656,1675520,
 1943865,2245530,2583525]