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A053925 as a simple table

n a(n)
1 4
2 9
3 49
4 29929
5 44944
6 94249
7 2424249
8 9229444
9 22924944
10 42994249
11 92294449
12 4924249929
13 49429294929
14 422224444944
15 49222249444449
16 294942222949924
17 499494249999424
18 924294494492944
19 2292224242242992929

[4,9,49,29929,44944,94249,2424249,9229444,
 22924944,42994249,92294449,4924249929,49429294929,
 422224444944,49222249444449,294942222949924,
 499494249999424,924294494492944,
 2292224242242992929]

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Last modified August 14 04:31 EDT 2024. Contains 375146 sequences. (Running on oeis4.)