A050630
a(n+1) is next smallest nontrivial square containing a(n) as a substring, initial term is 4.
Original entry on oeis.org
4, 49, 1849, 18496, 103184964, 7383508103184964, 544680602158273835081031849649
Offset: 1
Starting with a(2)=49, the sequence is identical
A050632.
A050628
a(1) = 1; a(n+1) is next smallest nontrivial square containing a(n) as a substring.
Original entry on oeis.org
1, 16, 169, 56169, 36156169, 13361561690409, 42133615616904090751725289
Offset: 1
A050633
a(1)=3; for n>1, a(n)^2 is next smallest nontrivial square containing a(n-1)^2 as a substring.
Original entry on oeis.org
3, 7, 43, 136, 10158, 85927342, 738024797793593
Offset: 1
Starting with a(2)=7, the sequence is identical to
A050631.
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