cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A281067 a(1) = 1; a(n) is the smallest natural number such that a(n) > a(n-1), and the name of a(n) in English starts with the letter a(n-1) ends with, and a(n) makes the sequence extendable.

Table of values

n a(n)
1 1
2 8
3 10
4 19
5 91
6 801
7 802
8 1001
9 8001
10 8002
11 100001
12 800001
13 800002
14 1000000
15 9000000
16 9000001
17 11000000
18 19000000
19 19000001
20 80000000
21 90000000
22 90000001
23 800000000
24 900000000
25 900000001
26 8000000000
27 9000000000
28 9000000001
29 11000000000
30 19000000000
31 19000000001
32 80000000000
33 90000000000
34 90000000001

List of values

[1, 8, 10, 19, 91, 801, 802, 1001, 8001, 8002, 100001, 800001, 800002, 1000000, 9000000, 9000001, 11000000, 19000000, 19000001, 80000000, 90000000, 90000001, 800000000, 900000000, 900000001, 8000000000, 9000000000, 9000000001, 11000000000, 19000000000, 19000000001, 80000000000, 90000000000, 90000000001]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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