Greek core word #53 · conjunction · 331 times in the New Testament

ἐάν

eh-AN

ἐάν — if

εἰ + ἄν: “if” with the subjunctive, for a condition that may or may not be met.
After a relative it can stand for ἄν: ὃς ἐάν “whoever”.

There is no table of forms for this word (conjunction).

Where you meet it

First met in passage 53, Luke 13:5.

Explained in the notes of 2 passages:

From Appendix B of the Greek and Latin with Jerome study companion · PDF page 218 · open the PDF here