login

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 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A022671 as a simple table

na(n)
01
1-11
233
344
4-341
588
61023
71287
8-2959
9-12958
109119
1127103
1245529
138349
14-269324
15-262218
16-83688
171326985
182245881
19-109131
20-2655939
21-12119899
22-13052019
231449316
2449891809
2598829445
2662513847
27-67450570
28-406154540
29-631008378
30-597001801
31801699162
322523580444
334221608313

[1,-11,33,44,-341,88,1023,1287,-2959,-12958,9119,
 27103,45529,8349,-269324,-262218,-83688,1326985,
 2245881,-109131,-2655939,-12119899,-13052019,
 1449316,49891809,98829445,62513847,-67450570,
 -406154540,-631008378,-597001801,801699162,
 2523580444,4221608313]