When is the next "double-13 Friday"?

[Hans Havermann]

Jonathan Post:

> How about 5/13/2011? Found by Chris Caldwell. Is he right?  What next?

I get these:

1520:  1
2006:  1
2006: 10
2011:  5
2012:  4
2013: 12
2032:  2
2051:  1
2051: 10
2101:  5
2122:  2
2122: 11
2141:  1
2141: 10
2204:  1
2210:  4
2211: 12
2212: 11
2300:  4
2301: 12
2320:  2
3000:  6

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