login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A121218 as a simple table

n a(n)
1 2
2 5
3 7
4 13
5 13
6 37
7 19
8 37
9 34
10 71
11 34
12 109
13 44
14 99
15 88
16 105
17 62
18 181
19 70
20 177
21 127
22 173
23 86
24 265
25 121
26 217
27 154
28 249
29 112
30 421
31 131
32 261
33 226
34 295
35 216
36 451
37 161
38 343
39 271
40 431
41 183
42 631
43 195
44 423
45 368
46 415
47 215
48 667
49 264
50 571
51 370
52 517
53 245
54 751
55 353
56 613
57 425

[2,5,7,13,13,37,19,37,34,71,34,109,44,99,88,105,
 62,181,70,177,127,173,86,265,121,217,154,249,112,
 421,131,261,226,295,216,451,161,343,271,431,183,
 631,195,423,368,415,215,667,264,571,370,517,245,
 751,353,613,425]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 5 21:40 EST 2022. Contains 358594 sequences. (Running on oeis4.)