A048260 The sum of 2 (not necessarily distinct) abundant numbers.

24, 30, 32, 36, 38, 40, 42, 44, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150

Offset

1,1

Comments

20161 is the largest number not in this sequence.

References

The Penguin Dictionary of Curious and Interesting Numbers, David Wells, entry 20161.

Links

Table of n, a(n) for n=1..60.

Formula

a(n) = n + 1456 if n > 18705. - Charles R Greathouse IV, Feb 21 2017

Example

12 is abundant, so 12+12=24 is in the sequence.
957 = 12 + 945 is in the sequence because 12 and 945 are abundant.

Crossrefs

Cf. A005101. Complement of A048242.

Sequence in context: A058228 A093455 A080564 * A333946 A354809 A337933

Adjacent sequences: A048257 A048258 A048259 * A048261 A048262 A048263

Keyword

nonn,easy

Author

Jud McCranie

Status

approved