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.

A317644 Triangle read by rows: multiplicative version of Pascal's triangle except n-th row begins and ends with (n+1)-st prime.

Table of values

n a(n)
0 2
1 3
2 3
3 5
4 9
5 5
6 7
7 45
8 45
9 7
10 11
11 315
12 2025
13 315
14 11
15 13
16 3465
17 637875
18 637875
19 3465
20 13
21 17
22 45045
23 2210236875
24 406884515625
25 2210236875
26 45045
27 17
28 19
29 765765
30 99560120034375
31 899311160300888671875
32 899311160300888671875
33 99560120034375
34 765765
35 19
36 23
37 14549535
38 76239655318123171875
39 89535527067809533413858673095703125
40 808760563041730681160065242862701416015625
41 89535527067809533413858673095703125
42 76239655318123171875
43 14549535
44 23

List of values

[2, 3, 3, 5, 9, 5, 7, 45, 45, 7, 11, 315, 2025, 315, 11, 13, 3465, 637875, 637875, 3465, 13, 17, 45045, 2210236875, 406884515625, 2210236875, 45045, 17, 19, 765765, 99560120034375, 899311160300888671875, 899311160300888671875, 99560120034375, 765765, 19, 23, 14549535, 76239655318123171875, 89535527067809533413858673095703125, 808760563041730681160065242862701416015625, 89535527067809533413858673095703125, 76239655318123171875, 14549535, 23]

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

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