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# 130

Please do not rely on any information it contains.

130 is an integer. It is the number of functions from 6 unlabeled points to themselves.

## Membership in core sequences

 Even numbers ..., 124, 126, 128, 130, 132, 134, 136, ... A005843 Composite numbers ..., 126, 128, 129, 130, 132, 133, 134, ... A002808 Numbers that are the sum of 2 squares ..., 122, 125, 128, 130, 136, 137, 144, ... A001481

## Sequences pertaining to 130

 Multiples of 130 130, 260, 390, 520, 650, 780, 910, 1040, 1170, 1300, ... ${\displaystyle 3x+1}$ sequence starting at 57 57, 172, 86, 43, 130, 65, 196, 98, 49, 148, 74, 37, ... A008877

## Partitions of 130

There are 5371315400 partitions of 130.

The Goldbach representations of 130 are [FINISH WRITING]

## Roots and powers of 130

In the table below, irrational numbers are given truncated to eight decimal places.

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## Representation of 130 in various bases

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 ${\displaystyle -1}$ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 1729