2000 October
2001, 2007, 2018 April, July
2002, 2013, 2019, 2024 September, December
2003, 2008, 2014, 2025 June
2004 February, August
2005, 2011, 2016, 2022 May
2006, 2017, 2023 January, October
2009, 2015, 2026 February, March, November
2010, 2021, 2027 August
2012 January, April, July
2020 March, November
some yrs, we have 3 of them!

other facts:
- This sequence, here given for 2000-2027, repeats every 28 years from 1901 to 2099.
- All months whose first day falls on a Sunday will contain a Friday the 13th.
- It is not possible for exactly 1 in 7 months to have a Friday the 13th.
- The 13th is more likely to be a Friday than any other day of the week. (14.34% or 688 occurrences over any 400-yr period)