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.

A117294 Number of sequences of length n starting with 1,2 which satisfy a recurrence a(k+1) = floor(c*a(k)) for some constant c.

Table of values

n a(n)
2 1
3 2
4 5
5 14
6 37
7 102
8 279
9 756
10 2070
11 5609
12 15198
13 41530
14 114049
15 315447
16 876513
17 2446326
18 6861432
19 19315953
20 54556553
21 154591186
22 439307113
23 1251678183
24 3574777087
25 10231666185
26 29343549576
27 84309936418
28 242651784699
29 699476361863
30 2019289119525
31 5837355573611
32 16896103820563
33 48963682959055
34 142051622347551

List of values

[1, 2, 5, 14, 37, 102, 279, 756, 2070, 5609, 15198, 41530, 114049, 315447, 876513, 2446326, 6861432, 19315953, 54556553, 154591186, 439307113, 1251678183, 3574777087, 10231666185, 29343549576, 84309936418, 242651784699, 699476361863, 2019289119525, 5837355573611, 16896103820563, 48963682959055, 142051622347551]

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

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