A265150 - cp's OEIS frontend

A265150 a(1) = 10, a(n) = smallest number > a(n-1) such that the concatenation of a(n-1) and a(n) is a square.

n	a(n)
1	10
2	24
3	336
4	400
5	689
6	5876
7	7556
8	8249
9	53284
10	335556
11	4512400
12	25092921
13	165947209
14	496186596
15	3891489129
16	6897736129
17	10128495225
18	18547234816
19	81770476100
20	203672467856
21	909690622025
22	6063906517681
23	14045408555225
24	50912872680100
25	145763131189824
26	180798422222500

[10, 24, 336, 400, 689, 5876, 7556, 8249, 53284, 335556, 4512400, 25092921, 165947209, 496186596, 3891489129, 6897736129, 10128495225, 18547234816, 81770476100, 203672467856, 909690622025, 6063906517681, 14045408555225, 50912872680100, 145763131189824, 180798422222500]

cp's OEIS Frontend

A265150 a(1) = 10, a(n) = smallest number > a(n-1) such that the concatenation of a(n-1) and a(n) is a square.

Table of values

List of values